package exercise.database;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import androidx.annotation.Nullable;

import com.youyunsoft.commons.utils.Util;

public class MyDataBaseHelper extends SQLiteOpenHelper {


    private static final String CREATE_BOOK = "create table Book (id integer primary key autoincrement,author text,price real,pages integer,name text)";

    private static final String CREATE_CATEGORY = "create table Category (id integer primary key autoincrement,category_name text,category_code integer)";


    private Context mContext;

    public MyDataBaseHelper(@Nullable Context context, @Nullable String name, @Nullable SQLiteDatabase.CursorFactory factory, int version) {
        super(context, name, factory, version);
        mContext = context;
    }


    @Override
    public void onCreate(SQLiteDatabase db) {
        db.execSQL(CREATE_BOOK);
        db.execSQL(CREATE_CATEGORY);
        Util.INSTANCE.toast("Create succeeded");
    }


    @Override
    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {

    }
}
